Naturalista francés que propuso que los órganos que se usan más son los que se
desarrollan y los que dejan de usarse tienden
a desaparecer, a esta idea se le conoce como
la "herencia de los caracteres adquiridos"

i would say it is

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.